Hard-right Restore Britain MP Rupert Lowe has caused uproar by telling grating Yank podcaster Joe Rogan that the 1996 Dunblane massacre was only ‘one murder’.  The tone-deaf right-winger also lamented that his father lost his pistols due to changes in law brought in after the killings. Well, boo-bloody-hoo, for daddy. The Oxford-educated ex-banker was talking about UK gun laws with Rogan, who is himself the human embodiment of divorced-man-whose-kids-won’t-speak-to-them energy. Let’s get this straight. In March 1996, Thomas Hamilton, an alleged nonce, walked into a primary school in Dunblane, Scotland, and massacred 16 primary school pupils and a teacher. He stalked…